88868257 has 2 divisors, whose sum is σ = 88868258. Its totient is φ = 88868256.

The previous prime is 88868249. The next prime is 88868291. The reversal of 88868257 is 75286888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81162081 + 7706176 = 9009^2 + 2776^2 .

It is a cyclic number.

It is not a de Polignac number, because 88868257 - 2³ = 88868249 is a prime.

It is not a weakly prime, because it can be changed into another prime (88868237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44434128 + 44434129.

It is an arithmetic number, because the mean of its divisors is an integer number (44434129).

Almost surely, 2^88868257 is an apocalyptic number.

It is an amenable number.

88868257 is a deficient number, since it is larger than the sum of its proper divisors (1).

88868257 is an equidigital number, since it uses as much as digits as its factorization.

88868257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1720320, while the sum is 52.

The square root of 88868257 is about 9426.9961811809. The cubic root of 88868257 is about 446.2541015506.

The spelling of 88868257 in words is "eighty-eight million, eight hundred sixty-eight thousand, two hundred fifty-seven".